The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 11, 2023
Filed:
Feb. 14, 2020
Tenneco Automotive Operating Company Inc., Lake Forest, IL (US);
Abdulhadi Madi, East Lansing, MI (US);
Jason C. Johnson, Brighton, MI (US);
Manoj Kumar Sampath, Ann Arbor, MI (US);
Prajwal Hanumantha Rao, Jackson, MI (US);
Tenneco Automotive Operating Company Inc., Lake Forest, IL (US);
Abstract
An exhaust device () for a vehicle is provided. The exhaust device () includes an outer shell (), an inlet () to receive exhaust gases, an outlet (), an inner shell () received within the outer shell (), a pair of partition walls () and a Helmholtz neck (). The inner shell () defines an inner volume (). A plurality of first circumferential openings () extending through the inner shell () fluidly communicates the inlet () with the inner volume (). A plurality of second circumferential openings () extending through the inner shell () fluidly communicates the outlet () with the inner volume (). The pair of partition walls () is disposed between the inner shell () and the outer shell (). The pair of partition walls (), the inner shell () and the outer shell () define a Helmholtz chamber () therebetween. The partition walls () seal the Helmholtz chamber () from the inlet () and the outlet (). The Helmholtz neck () is disposed on the inner shell () or one of the pair of partition walls ().